Aired Sunday May 5,
5:30am - 6:00amon Quest +1
How It's Made
Series 14 Episode 11: Graphite Pencil Leads, Clarinets, Special EffectsMore everyday items are put under the microscope as we discover how graphite pencil leads, clarinets and special effects are made.
- Category
- Documentary / Science
- Original air date
- 2009-12-11
Cast and crew
